43978090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{338293}}^1$

素因数の和:338313

約数の個数: 16

約数和(自身を含む): 85250088

約数和(自身を除く): 41271998

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 338293, 676586, 1691465, 3382930, 4397809, 8795618, 21989045, 43978090]

約数ペア:

[(1, 43978090), (2, 21989045), (5, 8795618), (10, 4397809), (13, 3382930), (26, 1691465), (65, 676586), (130, 338293)]